Gemini

Join the Graylayer Discord

Request an API key in #api-key-request under the Community tab.

Platform key: gemini · Upstream: https://api.gemini.com Public endpoints (categories, events, order books, trades, positions, order history) need no platform credentials.

Use the sandbox for testing by setting GEMINI_BASE_URL=https://api.sandbox.gemini.com in .env.

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v1/prediction-markets/categories

Prediction markets

Method	Path	Description
GET	`/v1/prediction-markets/categories`	List categories
GET	`/v1/prediction-markets/events`	List events
GET	`/v1/prediction-markets/events/{ticker}`	Get event by ticker
POST	`/v1/prediction-markets/positions`	Get positions
POST	`/v1/prediction-markets/orders/active`	Get active orders
POST	`/v1/prediction-markets/orders/history`	Get order history

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v1/prediction-markets/categories

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v1/prediction-markets/events

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v1/prediction-markets/events/TRUMPWIN

Market data

Method	Path	Description
GET	`/v1/book/{symbol}`	Order book for symbol
GET	`/v1/trades/{symbol}`	Recent trades
GET	`/v2/ticker/{symbol}`	Ticker data

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v2/ticker/BTCUSD

curl -H "X-API-Key: your_key" \
  http://gateway.graylayer.tech/api/v1/gemini/v1/trades/BTCUSD

WebSocket

Real-time Gemini data via WebSocket proxy. See Gemini WebSockets.

Getting started

Platforms

WebSockets

Join the Graylayer Discord

Prediction markets

Market data

WebSocket

Join the Graylayer Discord

​Prediction markets

​Market data

​WebSocket

Prediction markets

Market data

WebSocket